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Abstract: In order to make use of perlite resources and solve traditional expansion perlite in application, a spherical closed pore expansion perlite with the properties of high strength and low water-absorbing has been developed. 文摘:为解决珍珠岩矿产资源利用及传统多孔膨胀珍珠岩在使用中存在的问题，研制成功一种强度高、吸水率低的球形闭孔膨胀珍珠岩。
Metals undergo expansion when heated. 金属加热时会膨胀。
He was sweating through every pore. 他每个毛孔都在冒汗。
The suburbs are an expansion of cities. 郊区是城市的延伸。
pore expansion 扩孔
This book is an expansion of the play he wrote before. 这本书是他以前写的剧本的扩充。
His economic policies paved the way for industrial expansion. 他的经济政策为工业的扩展铺平了道路。
I see him chafe and fret at every pore. 我看见他非常暴躁。
Let's pore deeply on the matter. 让我们深入考虑一下这件事。
The expansion is fund completely by the private sector. 此项发展是完全由私营部门出资的。
A nation's practice or policy of territorial or economic expansion. 扩张主义一个国家领土或经济扩张的政策或实践
The new factory is large, to allow room for expansion. 新工厂很大,有地方可以扩展。
He began to pore upon religious problems. 他开始考虑宗教问题。
That can pass through a given pore size. 可滤过的能通过一给定微孔尺寸的
The expansion of the factory will mean the employment of sixty extra workers. 工厂的扩展意味著将增雇六十名工人。
A small opening or pore,as of a fruiting body. 小孔小的开口或小孔，如子实体的
The female pore, are most commonly a single pair. 雌孔大多是一对。
A small opening or pore, as of a fruiting body. 小孔小的开口或小孔，如子实体的
An expansion wave in accelerating flow broadens. 膨胀波在加速流中变宽。
This is nothing but the binomial expansion. 这不过是二项展开式。